HP dc5850 manual 15Solving CD-ROM and DVD Problems, Mode in Security Password Options

Page 46

Solving CD-ROM and DVD Problems

If you encounter CD-ROM or DVD problems, see the common causes and solutions listed in the following table or to the documentation that came with the optional device.

Table 2-15Solving CD-ROM and DVD Problems

System will not boot from CD-ROM or DVD drive.

Cause

Solution

 

 

The device is attached to a SATA port that has been disabled

Run the Computer Setup utility and ensure the device's SATA

in the Computer Setup utility.

port is enabled in Storage > Storage Options.

 

 

Removable Media Boot is disabled in the Computer Setup

Run the Computer Setup utility and enable booting to

utility.

removable media in Storage > Storage Options. Ensure CD-

 

ROM is enabled in Storage > Boot Order.

 

 

Network Server Mode is enabled in Computer Setup.

Run the Computer Setup utility and disable Network Server

 

Mode in Security > Password Options.

 

 

Non-bootable CD in drive.

Try a bootable CD in the drive.

 

 

Boot order not correct.

Run the Computer Setup utility and change boot sequence in

 

Storage > Boot Order.

 

 

Drive not found (identified).

 

 

 

Cause

Solution

 

 

Cable could be loose.

Check cable connections.

 

 

The system may not have automatically recognized a newly

See reconfiguration directions in Solving Hardware Installation

installed device.

Problems on page 32. If the system still does not recognize the

 

new device, check to see if the device is listed within Computer

 

Setup. If it is listed, the probable cause is a driver problem. If

 

it is not listed, the probable cause is a hardware problem.

 

If this is a newly installed drive, run the Computer Setup utility

 

and try adding a POST delay under Advanced > Power-On

 

Options.

 

 

The device is attached to a SATA port that has been disabled

Run the Computer Setup utility and ensure the device's SATA

in Computer Setup.

port is enabled in Storage > Storage Options.

 

 

Drive responds slowly immediately after power-up.

Run Computer Setup and increase the POST Delay in

 

Advanced > Power-On Options.

 

 

CD-ROM or DVD devices are not detected or driver is not loaded.

Cause

Solution

 

 

Drive is not connected properly or not properly configured.

See the documentation that came with the optional device.

 

 

40 Chapter 2 Troubleshooting Without Diagnostics

ENWW

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Contents Troubleshooting Guide dc5850 Models Troubleshooting Guide Iii Iv About This Book Table of contents Appendix B Password Security and Resetting Cmos Accessing DPS Through Computer SetupHP Insight Diagnostics HP Insight DiagnosticsSurvey Tab Test Tab Log Tab Select a language and click Download Protecting the SoftwareProtecting the Software HP Backup and Recovery Manager Safety and Comfort Before You Call for Technical Support Safety and ComfortHelpful Hints Helpful Hints 1Solving General Problems Solving General ProblemsComputer date and time display is incorrect Cause Solution There is no sound or sound volume is too low Cause Solution Solving General ProblemsPoor performance is experienced Cause Solution Cause Solution Enww 2Solving Power Problems Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Diskette Problems Solving Diskette Problems3Solving Diskette Problems Diskette drive cannot read a diskette Cause Solution Cannot format diskette Cause SolutionProblem has occurred with a disk transaction Cause Solution Invalid system disk message is displayed Cause SolutionSecurity Password Options Storage Boot OrderBoot Storage Storage Options Removable MediaHard drive error occurs Cause Solution Solving Hard Drive Problems4Solving Hard Drive Problems Disk transaction problem Cause SolutionStorage Boot Order list Solving Hard Drive ProblemsNonsystem disk/NTLDR missing message Cause Solution Computer will not boot from hard drive Cause SolutionComputer seems to be locked up Cause Solution 5Solving Media Card Reader Problems Solving Media Card Reader ProblemsSolving Media Card Reader Problems Can not write to the media card Cause SolutionEnww 6Solving Display Problems Solving Display ProblemsSolving Display Problems Blank screen no video Cause SolutionDim characters Cause Solution Out of Range displays on screen Cause Solution Install the video drivers included in the upgrade kitImage is not centered Cause Solution Select ImageControl/ Horizontal Position or VerticalCertain typed symbols do not appear correct Cause Solution 7Solving Audio Problems Solving Audio ProblemsSolving Audio Problems Sound cuts in and out Cause SolutionLine-in jack is not functioning properly Cause Solution Unsaved dataSolving Printer Problems Solving Printer Problems8Solving Printer Problems 10Solving Mouse Problems Solving Keyboard and Mouse Problems9Solving Keyboard Problems Select Shut DownSolving Keyboard and Mouse Problems 11Solving Hardware Installation Problems Solving Hardware Installation ProblemsComputer will not start Cause Solution Once bad card is identified, remove and replace bad Solving Hardware Installation ProblemsGoes away Option card12Solving Network Problems Solving Network ProblemsWake-on-LAN feature is not functioning Cause Solution Network status link light never flashes Cause Solution Solving Network ProblemsDiagnostics reports a failure Cause Solution New network card will not boot Cause Solution Drivers for a new expansion board were installedNetwork controller requires drivers Solving Memory Problems Solving Memory Problems13Solving Memory Problems Enww 14Solving Processor Problems Solving Processor ProblemsSolving Processor Problems Some fans only operate when needed15Solving CD-ROM and DVD Problems Solving CD-ROM and DVD ProblemsMode in Security Password Options Movie will not play in the DVD drive Cause Solution Solving CD-ROM and DVD ProblemsCannot eject compact disc tray-load unit Cause Solution USB Drive Key not found identified Cause Solution Solving Drive Key Problems16Solving Drive Key Problems System will not boot from USB Drive Key Cause SolutionSolving Front Panel Component Problems Solving Front Panel Component Problems17Solving Front Panel Component Problems 18Solving Internet Access Problems Solving Internet Access ProblemsUnable to connect to the Internet Cause Solution Double-clickAgere Systems PCI-SV92PP Soft Solving Internet Access ProblemsClick on System and Maintenance ModemSolving Software Problems 19Solving Software ProblemsContacting Customer Support Contacting Customer SupportPost Error Messages Table A-1Numeric Codes and Text Messages Post Numeric Codes and Text MessagesPost Numeric Codes and Text Messages Control panel message Description Recommended actionMemory modules, replace the system If the error persists after replacingMemory modules BoardVerify monitor is attached and turned Flash Screen Image Corrupted Flash Screen image has errorsClear CMOS. See Appendix B Replace the graphics card if possibleUnder Storage DPS Self-test Enww Activity Beeps Possible Cause Recommended Action Table A-2Diagnostic Front Panel LEDs and Audible CodesIs not spinning, make sure the fans cable is Replace one device at a time and repeat This procedure until failure occurs. ReplaceDevice that is causing the failure Continue adding devices one at a time toProperly connected to the system board Check that both power supply cables areProblem persists, replace the system board Check to see if the 5Vaux light onCmos Resetting the Password Jumper Clearing and Resetting the Cmos Using Computer Setup to Reset CmosLocate, press, and hold the Cmos button in for five seconds Figure B-1 Cmos buttonDrive Protection System DPS Accessing DPS Through Computer Setup Select Storage DPS Self-TestIndex Index
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dc5850 specifications

The HP dc5850 is a desktop computer that was designed for business environments, offering a blend of performance, reliability, and efficiency. Released during the height of the mid-2000s, this system is powered by AMD processors, particularly the Athlon or Phenom series, which ensures that it can handle various computational tasks with ease.

The dc5850 features a compact chassis that adheres to the Microtower form factor. This design not only saves space but also allows for easier upgrades and maintenance. The unit typically supports a range of RAM configurations, with options for up to 8GB of DDR2 memory. This flexibility enables the user to tailor the system's performance according to their needs, whether for basic office tasks or more demanding applications.

Storage options on the HP dc5850 include a 3.5-inch HDD that can accommodate substantial data, with capacities typically ranging from 160GB to 1TB. The inclusion of a SATA interface ensures fast data transfer rates, which is essential for improving overall system performance. Moreover, the dc5850 boasts multiple USB ports, including USB 2.0 and sometimes even USB 3.0, facilitating easy connectivity with peripherals such as printers, scanners, and external drives.

Graphics capabilities on the dc5850 are generally provided by integrated solutions, although users have the option to add discrete graphics cards for enhanced performance in visual tasks. The system often comes with integrated audio, which supports basic multimedia needs without requiring additional sound cards.

In terms of connectivity, the HP dc5850 features built-in Ethernet for wired networking and may also offer options for Wi-Fi capabilities via PCI expansion slots. This makes it suitable for networked business environments, enabling seamless integration into office infrastructures.

The system is designed with energy efficiency in mind, complying with various environmental standards, thereby reducing its carbon footprint. This aspect may also lead to lower operational costs for businesses focused on sustainability.

Overall, the HP dc5850 stands out as a versatile desktop solution, catering to the essential needs of small to medium-sized businesses. With its combination of performance, expandability, and energy efficiency, it remains a noteworthy choice for users seeking reliable computing power in a compact and manageable form.
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